CN111235738A - A connect material tilting mechanism and neck rib knitting machine for neck rib knitting machine - Google Patents
A connect material tilting mechanism and neck rib knitting machine for neck rib knitting machine Download PDFInfo
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- CN111235738A CN111235738A CN202010131081.4A CN202010131081A CN111235738A CN 111235738 A CN111235738 A CN 111235738A CN 202010131081 A CN202010131081 A CN 202010131081A CN 111235738 A CN111235738 A CN 111235738A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 65
- 239000000463 material Substances 0.000 title claims abstract description 32
- 238000009940 knitting Methods 0.000 title claims abstract description 22
- 239000004744 fabric Substances 0.000 claims abstract description 82
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000007306 turnover Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 9
- 230000037431 insertion Effects 0.000 description 9
- 239000002356 single layer Substances 0.000 description 9
- 239000010410 layer Substances 0.000 description 7
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000007480 spreading Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
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Abstract
The invention relates to a material receiving turnover mechanism for a collar rib knitting machine and the collar rib knitting machine, wherein the material receiving turnover mechanism for the collar rib knitting machine comprises a support piece; the connecting shaft extends along the front-back direction and is rotatably arranged in the mounting hole of the supporting piece in a penetrating way; the first connecting plate is fixed relative to the connecting shaft; the first clamp structure comprises two first clamp plates which are arranged at intervals up and down, the first clamp plates are connected with the first connecting plate, and free ends of the two first clamp plates can move in the opposite direction or the back direction to clamp or loosen the first end of the cylindrical cloth; the second clamp structure comprises two second clamp plates which are arranged at intervals up and down and are rotationally arranged between the two first clamp plates, the second clamp plates are connected with the first connecting plate, and the free ends of the two second clamp plates can move in opposite directions or in the back direction and are used for being inserted into the hollow interior of the first end of the tubular cloth or opening the first end of the tubular cloth; the first driving mechanism is used for driving the connecting shaft to rotate. The tubular cloth is not required to be manually opened, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of textile and clothing, in particular to a material receiving turnover mechanism for a collar rib knitting machine and the collar rib knitting machine.
Background
The rib round collar neckline is in a cylindrical shape and is in a shape of a neckline, and clothes using the rib round collar can tighten the neck to enable the neck to be slimmer, so that the rib round collar is widely applied to necklines of clothes.
The round collar neckline is usually to turn over a monolayer round collar neckline firstly, then sews up on the clothing, at present, to the turn over of round collar neckline turn over the processing and adopt artifical mode usually, its process is: firstly, the single-layer tubular fabric is put into a hand, at the moment, the hand is stretched into the hollow part in the tubular fabric (tubular neckline), one end of the tubular fabric is propped open, and then the other end of the fabric is turned over towards the hollow part in the tubular fabric, so that the double-layer round-neck neckline is formed. Although the manual treatment mode is adopted to realize the folding of the fabric, the time and labor are obviously wasted, and much labor is invested in the whole operation process, so that the waste of labor is caused.
Therefore, in order to facilitate automatic production, it is necessary to provide a collar rib knitting machine which can realize the opening of one end of the tubular collar and facilitate the subsequent folding.
Disclosure of Invention
The first technical problem to be solved by the invention is to provide a material receiving and overturning mechanism for a collar rib knitting machine, which can automatically open one end of a single-layer cylindrical fabric, aiming at the current situation of the prior art.
The invention aims to solve the second technical problem of providing a collar rib knitting machine capable of automatically turning over a single-layer cylindrical fabric to form a double-layer cylindrical fabric.
The technical scheme adopted by the invention for solving the first technical problem is as follows: a connect material tilting mechanism for leading rib knitting machine, its characterized in that is including having
The supporting piece is provided with a mounting hole;
the connecting shaft extends along the front-back direction, penetrates through the mounting hole and is arranged on the supporting piece in a rotating mode around the axis of the connecting shaft;
the first connecting plates are arranged in parallel at intervals in the front and back direction and are fixedly connected with the connecting shafts oppositely;
the first clamp structure comprises two first clamp plates which are arranged at intervals up and down and are used for being placed on the upper side and the lower side of the tubular cloth, wherein the two first clamp plates are rotationally arranged between the two first connecting plates, the rotating axes of the first clamp plates extend in the front-back direction and are connected with at least one first connecting plate, and the free ends of the two first clamp plates can move in the opposite direction or the opposite direction to clamp or loosen the first end of the tubular cloth;
the second clamp structure comprises two second clamp plates which are arranged at intervals up and down and are rotatably arranged between the two first clamp plates, wherein the rotating axis of each second clamp plate also extends in the front-back direction and is connected with at least one first connecting plate, and the free ends of the two second clamp plates can move in opposite directions or in the back direction to be inserted into the hollow part of the first end of the tubular cloth or prop the first end of the tubular cloth up and down; and
and the power output end of the first driving mechanism is connected with the connecting shaft and is used for driving the connecting shaft to rotate, and the first connecting plate, the first clamp structure and the second clamp structure are driven by the connecting shaft to integrally rotate relative to the supporting piece.
In order to conveniently realize clamping and opening of the tubular cloth, the first clamping plates and the second clamping plates are respectively and rotatably connected between the two first connecting plates through rotating shafts, and the rotating shafts extend in the front-back direction and are rotatably arranged on the two first connecting plates and arranged on the same side relative to the connecting shafts.
Specifically, the rotating shaft of the first clamping plate is a first rotating shaft which is driven by a first driving component, and the first clamping plate is arranged to rotate synchronously with the first rotating shaft; the rotating shaft of the second clamping plate is a second rotating shaft, the second rotating shaft is driven by a second driving assembly, and the second clamping plate is arranged to rotate synchronously with the second rotating shaft.
Can adjust the position of second anchor clamps structure, make things convenient for two second splint to strut of tube-shape cloth, the at least part of second pivot is the cross section for non-circular shape linkage segment, two wear to be equipped with the connecting rod that extends along the fore-and-aft direction on the first connecting plate, be connected with the connecting piece of its length direction back-and-forth movement of edge on the connecting rod, the connecting piece has upper and lower interval arrangement, and two swing arms that can the luffing motion, the swing arm can set up on corresponding the linkage segment with sliding around, just set up the installing port that supplies the linkage segment to pass on the swing arm and rotate along with the linkage segment synchronization that corresponds, the side relatively fixed of the neighbouring connecting axle of second splint is on corresponding the swing arm. Therefore, the second clamp structure can move back and forth according to the position of the tubular cloth so as to reliably prop open the tubular cloth.
In order to flexibly prop tubular cloth materials with different diameters, at least two groups of second clamp structures correspond to one group of first clamp structures, the second clamp structures are arranged between the two first connecting plates at intervals along the front-back direction, and the connecting pieces are correspondingly arranged on each group of second clamp structures. So, the connecting piece homoenergetic of each group's second anchor clamps structure back-and-forth movement, so, the position of two second anchor clamps structures of convenient adjustment according to the actual diameter of tube-shape cloth.
In order to realize the forward and backward movement of the two connecting pieces, the connecting rod is a screw rod which is rotatably arranged on the first connecting plate, a first thread section and a second thread section which have opposite thread rotating directions are arranged on the screw rod, and the connecting pieces of the two groups of second clamp structures are respectively in threaded connection with the first thread section and the second thread section. So, when the screw rod rotates, will drive two connecting pieces and move in opposite directions or dorsad to reduce or increase the fore-and-aft distance between two connecting pieces. The second driving mechanism for realizing the rotation of the screw rod has various structural forms, but preferably, the second driving mechanism is also included for driving the screw rod to rotate, and the second driving mechanism comprises
A second motor arranged to be fixed relative to the first link plate with an output shaft thereof extending in a front-rear direction;
the driving gear is arranged on an output shaft of the second motor;
the driven gear is arranged on the corresponding screw rod; and
and the transmission toothed belt is annular and is meshed with the driving gear and the driven gear.
The first driving assembly and the second driving assembly have various structural forms, but preferably, each first driving assembly comprises a first air cylinder, a first strip-shaped rod and a first elastic piece which always enables free ends of the two first clamping plates to have the tendency of moving away from each other, a shell of the first air cylinder is arranged to be fixed relative to the first connecting plate, a power output end of the first air cylinder is in driving connection with a position, adjacent to the first end, of the respective first strip-shaped rod, and a second end of the first strip-shaped rod is in relatively fixed connection with the corresponding first rotating shaft and is used for driving the two first clamping plates to move towards each other;
each second driving assembly comprises a second air cylinder, a second strip-shaped rod and a second elastic piece which enables free ends of the two second clamping plates to have a tendency of moving away from each other all the time, a shell of the second air cylinder is arranged to be fixed relative to the first connecting plate, a power output end of the second air cylinder is connected with a position, adjacent to the first end, of each second strip-shaped rod in a driving mode, and a second end of each second strip-shaped rod is fixedly connected with a corresponding second rotating shaft in a corresponding mode and used for driving the two second clamping plates to move towards each other.
In order to rotate 180 degrees, one group of clamp groups is used for pre-expanding the cylindrical neckline, the cylindrical neckline on the other group of clamp groups is expanded to carry out the next process, the first clamp structures and the second clamp structures form the clamp groups, and the two clamp groups are arranged between the two first connecting plates at intervals along the advancing direction of the cylindrical fabric and are structurally in mirror symmetry.
The technical scheme adopted by the invention for solving the second technical problem is as follows: the utility model provides a neck rib knitting machine with foretell connect material tilting mechanism which characterized in that: the collecting and overturning device is characterized by further comprising a collecting and overturning mechanism which is used for turning over the second end of the cylindrical cloth towards the hollow part of the first end which is opened, so that a double-layer cylindrical cloth is formed, and the collecting and overturning mechanism is located at the downstream of the collecting and overturning mechanism along the advancing direction of the cylindrical cloth.
Compared with the prior art, the material receiving and overturning mechanism for the collar rib knitting machine disclosed by the invention has the advantages that one end of the cylindrical cloth is automatically unfolded through the matching of the first clamp structure, the second clamp structure and the first driving mechanism, so that the cylindrical cloth can be conveniently and subsequently folded to form a double-layer cylindrical cloth, the cylindrical cloth is not required to be unfolded manually, the time is saved, and the production efficiency is improved; in addition, the material receiving and overturning mechanism of the collar rib knitting machine can turn over the cylindrical cloth with one end in an unfolded state to form a double-layer cylindrical cloth, so that the cylindrical neckline is turned over.
Drawings
FIG. 1 is a schematic view of a partial structure of a collar rib knitting machine according to an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 from another angle;
fig. 3 is a schematic structural view of the material receiving and overturning mechanism in fig. 1 (two first clamping plates are in a back-to-back motion state);
FIG. 4 is a cross-sectional view of a portion of the structure of FIG. 3;
FIG. 5 is a cross-sectional view at another angle of FIG. 3;
FIG. 6 is a schematic perspective exploded view of a portion of the structure of FIG. 3;
FIG. 7 is a schematic view of the connector of FIG. 1; FIG. 8 is a schematic view of the screw of FIG. 1;
FIG. 9 is a schematic structural view of the second shaft shown in FIG. 1;
FIG. 10 is a schematic structural view of the material receiving and overturning mechanism in FIG. 1;
FIG. 11 is a schematic view of a portion of the structure of FIG. 10;
FIG. 12 is a schematic view of the structure of FIG. 11 at another angle;
FIG. 13 is a schematic view of the structure of FIG. 12 at another angle;
fig. 14 is a schematic view of the structure of fig. 13 at another angle.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
As shown in fig. 1 and 2, the collar rib knitting machine according to the embodiment of the present invention includes a workbench 1, a material receiving and turning mechanism for opening a first end of a tubular fabric, and a material receiving and turning mechanism 3 for turning over a second end of the tubular fabric toward an inside of the opened first end to form a double-layered tubular fabric, wherein the material receiving and turning mechanism and the material receiving and turning mechanism 3 are both located on the workbench 1 and along an advancing direction of the tubular fabric, and the material receiving and turning mechanism 3 is located downstream of the material receiving and turning mechanism. Wherein, the advancing direction of the tubular cloth is the left-right direction in figure 1.
As shown in fig. 3 to 8, the material receiving and turning mechanism for the collar rib knitting machine in the embodiment includes a supporting member 21 disposed on the workbench 1, a connecting shaft 22, a first connecting plate 23, a clamp group 20, a first driving mechanism, a first driving assembly 26, a second driving assembly 27, and a second driving mechanism 29.
As shown in fig. 1 to 3, two supporting members 21 are arranged at intervals in a front-back direction, and the two supporting members 21 are correspondingly provided with mounting holes 21 a; the connecting shaft 22 extends along the front-rear direction, and the front end and the rear end of the connecting shaft 22 are respectively arranged in the corresponding mounting holes 21a in a penetrating manner and are arranged on the supporting piece 21 in a rotating manner around the axis of the connecting shaft; in this embodiment, the first driving mechanism is a first rotary cylinder 2a disposed on one of the supporting members 21, and a power output end of the first rotary cylinder 2a is connected to the connecting shaft 22 for driving the connecting shaft 22 to rotate around its own axis, and the connecting shaft 22 drives the first connecting plate 23 and the clamp group 20 to rotate integrally relative to the supporting member 21.
As shown in fig. 1 to 3, the first connecting plate 23 has two pieces, and is arranged between the two supporting members 21 in a spaced manner in a front-to-back direction, and is fixedly connected to the connecting shaft 22; specifically, the two first connecting plates 23 are provided with through holes 23a at positions corresponding to the mounting holes 21a through which the connecting shaft 22 passes, and the front and rear ends of the connecting shaft 22 are mounted on the support member 21 and the first connecting plate 23 through the corresponding mounting holes 21a and the through holes 23 a.
As shown in fig. 1 to 6, the first connecting plate 23 is provided with a set of clamp groups 20 at both ends in the advancing direction of the tubular fabric, respectively, the two sets of clamp groups 20 are located on both sides of the connecting shaft 22, and each clamp group 20 is located between two first connecting plates 23 arranged in the front and rear; in addition, each clamp group 20 includes a group of first clamp structures 24 and two groups of second clamp structures 25, and the two groups of second clamp structures 25 are arranged at intervals in the front-rear direction and are structurally mirror-symmetrical with respect to the connecting shaft 22.
As shown in fig. 1 to 6, one of the fixture sets 20 is taken as an example as follows:
the first clamp structure 24 comprises two first clamping plates 241 which are arranged at intervals up and down and are rotatably arranged between the two first connecting plates 23, and the two first clamping plates 241 are respectively positioned at the upper side and the lower side of the cylindrical fabric; the rotation axis of the first clamping plate 241 extends in the front-rear direction and is connected to at least one first connecting plate 23, specifically, the side edge of the first clamping plate 241 adjacent to the connecting shaft 22 is fixed on the first rotation shaft 242, the first clamping plate 241 is rotatably disposed between the two first connecting plates 23 through a first rotating shaft 242, the first rotating shaft 242 extends in the front-back direction, and the first rotating shaft 242 rotates around its own axis under the driving of the first driving assembly 26, the axis of the first rotating shaft 242 is the rotating axis of the first clamping plate 241, thus, the two first clamping plates 241 can move towards or away from each other under the driving of the corresponding first rotating shafts 242, the free ends of the two first clamping plates 241 far away from the connecting shaft 22 can move oppositely to clamp the first end of the tubular cloth, or the free ends of the two first clamping plates 241 far away from the connecting shaft 22 can move back to loosen the first end of the tubular cloth. As shown in fig. 3 and 4, the first driving assembly 26 includes a first cylinder 261, a first bar 262 and a first elastic member 263, wherein the first cylinder 261 is disposed along the advancing direction of the tubular fabric, the housing of the first cylinder 261 is fixed to the first connecting plate 23, the power output end of the first cylinder 261 is connected to the first bar 262 adjacent to the first end, the first bar 262 is vertically disposed, and the second end of the first bar 262 is fixedly connected to the corresponding first rotating shaft 242 for driving the two first bars 241 to move toward each other; the first elastic member 263 is a first tension spring, one end of which is connected to the housing of the first cylinder 261, and the second end of which is connected to the first end of the first bar-shaped rod, as shown in fig. 3.
As shown in fig. 1 to 6, the second clamp structure 25 includes two second clamp plates 251 disposed at an interval up and down and rotatably disposed between the two first clamp plates 241, the rotation axis of the second clamp plates 251 also extends in the front-back direction and is connected to at least one first connecting plate 23, specifically, the second clamp plates 251 are fixed on a second rotating shaft 252 adjacent to the side edge of the connecting shaft 22, the second rotating shaft 252 and the first rotating shaft 242 are located on the same side of the connecting shaft 22, the second rotating shaft 252 extends in the front-back direction, and the axis of the second rotating shaft 252 is the rotation axis of the second clamp plates 251, the second rotating shaft 252 rotates around its axis under the driving of the second driving assembly 27, the two second clamp plates 251 are respectively rotatably disposed on the two first connecting plates 23 through the respective second rotating shafts 252, such that the two second clamp plates 251 can move toward or away from each other under the driving of the corresponding second rotating shafts 252, the free ends of the two second clamping plates 251 far away from the connecting shaft 22 can move in opposite directions to be inserted into the hollow part of the first end of the cylindrical cloth, or the free ends of the two second clamping plates 251 far away from the connecting shaft 22 can move in opposite directions to be used for spreading the hollow part of the first end of the cylindrical cloth up and down.
In this embodiment, one set of the first driving assemblies 26 and one set of the second driving assemblies 27 are disposed on one of the two first connecting plates 23, the other set of the first driving assemblies 26 and the other set of the second driving assemblies 27 are disposed on the other of the two first connecting plates 23, and the first driving assemblies 26 and the second driving assemblies 27 are disposed on the side walls of the corresponding first connecting plates 23 facing away from the first clamping plate 241.
As shown in fig. 3 and 4, the second driving assembly 27 includes a second cylinder 271, a second bar 272 and a second elastic member 273, wherein the second elastic member 273 always enables the free ends of the two second clamping plates 251 to have a tendency of moving away from each other, the second cylinder 271 is disposed along the advancing direction of the tubular fabric, the housing of the second cylinder 271 is disposed to be fixed relative to the first connecting plate 23, the second bar 272 is vertically disposed, the power output end of the second cylinder 271 is drivingly connected to the position of the respective second bar 272 adjacent to the first end, and the second end of the second bar 272 is relatively fixedly connected to the corresponding second rotating shaft 252, so as to drive the two second clamping plates 251 to move towards each other. The second elastic member 273 is a second tension spring, one end of the second tension spring is connected to the housing of the second cylinder 271, and the second end of the second tension spring is connected to the first end of the second bar 272, as shown in fig. 3.
As shown in fig. 9, the second rotating shaft 242 is at least partially a connecting section 2521 with a non-circular cross section, and specifically, as shown in fig. 4 and 5, two connecting rods are arranged on the two first connecting plates 23 in a penetrating manner, and both of the two connecting rods extend forward and backward, and each group of clamp sets corresponds to one connecting rod. The linkage is connected to a connector 28 which moves back and forth along its length, one connector 28 for each set of first clamp structures 24. The connecting member 28 has two swing arms 281 which are arranged at an interval from top to bottom and can swing up and down, specifically, as shown in fig. 7, the connecting member 28 is substantially C-shaped, and includes a connecting seat 280 which is vertically arranged, the upper and lower ends of the connecting seat 280 are respectively provided with an extension rod 2801 which extends along the advancing direction of the tubular fabric, the extension rod 2801 is correspondingly provided with one swing arm 281, the swing arm 281 is slidably arranged on the corresponding connecting section 2521 back and forth, the swing arm 281 and the extension rod 2801 are correspondingly provided with an installation opening 2811 through which the connecting section 2521 passes and synchronously rotate along with the corresponding connecting section 2521, and the side edge of the second clamping plate 251 adjacent to the connecting shaft 22 is relatively fixed on the corresponding swing arm 281.
As shown in fig. 8, the connecting rod is a screw rod 231 rotatably disposed on the first connecting plate 23, the screw rod 231 has a first thread section 2311 and a second thread section 2312 with opposite thread rotation directions, the connecting seat 280 of each connecting member 28 is respectively and threadedly connected to the first thread section 2311 and the second thread section 2312, and the connecting seat 280 is provided with a threaded hole 2800 threadedly connected to the corresponding thread section. The screw 231 rotates around its own axis under the driving of the second driving mechanism 29, specifically, the second driving mechanism 29 includes a second motor 291 and two sets of transmission components, a housing of the second motor 291 is fixed on a side wall of one of the first connecting plates 23 facing the first clamping plate 241, the two screws 231 are driven by the same second motor 291, and each screw 231 is in transmission connection with the transmission component on the corresponding side, and a power output end of the second motor 291 is in transmission connection with the two sets of transmission components. Each set of transmission assembly includes a driving gear 292, a driven gear 293 and a transmission toothed belt 294, wherein the output shaft of the second motor 291 extends in the front-rear direction, the driving gear 292 is mounted on the output shaft of the second motor 291, the driven gear 293 is mounted on the screw 231 on the corresponding side, and the transmission toothed belt 294 is annular and engaged with the driving gear 292 and the driven gear 293. In this manner, each screw 231 is rotated about its own axis by the drive of the second motor and drive assembly.
As shown in fig. 10 to 14, the material receiving and overturning mechanism 3 for the collar rib knitting machine includes a support 31, a mounting shaft 32, an insertion rod 33, a third driving mechanism 34, a sliding mechanism 35, a fourth driving mechanism, and a fifth driving mechanism.
As shown in fig. 10 to 14, the support 31 is vertically disposed, the support 31 includes two support plates 311 arranged at intervals in a front-back direction and a bottom plate 312 connected to lower portions of the two support plates 311, the fifth driving mechanism is disposed on the table 11 of the workbench 1 and is a fifth cylinder 37, and a power output end of the fifth cylinder 37 is connected to the bottom plate 312 for driving the support 31 to move along the advancing direction of the tubular fabric; see in particular fig. 14.
As shown in fig. 11 and 13, the two support plates 311 are correspondingly provided with through holes 31a, the mounting shaft 32 extends in the front-rear direction, and the front and rear ends of the mounting shaft 32 are inserted into the corresponding through holes 31a, so that the mounting shaft 32 is provided on the two support plates 311. The fourth driving mechanism is a second rotary cylinder 36 mounted on one of the support plates 311, in this embodiment, the second rotary cylinder 36 is mounted on the front surface of the support plate 311 located at the front side, as shown in fig. 1, a power output end of the second rotary cylinder 36 is connected to the mounting shaft 32 for driving the mounting shaft 32 to rotate around its axis relative to the support plate 311, as shown in fig. 11.
As shown in fig. 10 to 14, the sliding mechanism 35 is relatively fixed to the mounting shaft 32, and specifically, the sliding mechanism 35 includes a first slide 351, a first slider 352, a second connecting plate 353, and a third cylinder 354. Two first slide ways 351 are arranged at intervals in the front-back direction, extend along the advancing direction of the cylindrical cloth and are arranged to be fixed relative to the mounting shaft 32; a first sliding block 352 is correspondingly arranged on each first slideway 351, two first sliding blocks 352 are arranged at intervals in the front-back direction, and each first sliding block 352 is arranged on the corresponding first slideway 351 in a sliding manner along the advancing direction of the cylindrical fabric; a second connecting plate 353 spans the two first slide ways 351, the second connecting plate 353 is fixedly connected with the two first sliders 352, and the second connecting plate 353 is provided with a second slide way 3531 extending forwards and backwards; as shown in fig. 5, the power output end of the third cylinder 354 is drivingly connected to the second connecting plate 353 for driving the second connecting plate 353 and the first slider 352 to synchronously move back and forth along the length direction of the first chute 351 (along the advancing direction of the tubular fabric).
As shown in fig. 10 to 14, two insertion rods 33 are arranged side by side in the front-rear direction at intervals, extend in the advancing direction of the tubular fabric, and are used for folding the second end of the tubular fabric towards the inside of the expanded first end to form a double-layer tubular fabric; the two insertion rods 33 are provided on the second chute 3531 so as to be slidable back and forth by the third driving mechanism 34, and the two insertion rods 33 are also movable back and forth in the advancing direction of the tubular fabric by the sliding mechanism 35.
As shown in fig. 11 to 14, the power output end of the third driving mechanism 34 is connected to the two insertion rods 33 in a driving manner, and is used for driving the two insertion rods 33 to move in the front-back direction towards or away from each other, so as to adjust the positions of the two insertion rods 33 according to the diameter of the actual tubular fabric, so as to facilitate the subsequent turning over of the tubular fabric. The third driving mechanism 34 of the present embodiment includes a third motor 341, a first gear 342, a first vertical rod 343, a toothed belt 344, and a second slider 345. Wherein, the third motor 341 is disposed on the first slider 352, and a power output shaft of the third motor 341 extends up and down; the first gear 342 is mounted on the power output shaft of the third motor 341; the first vertical rod 343 is vertically arranged, the first vertical rod 343 is fixed relative to the other first sliding block 352 and is arranged with the first gear 342 at intervals in front and back, in addition, the first vertical rod 343 is provided with a second gear 346, and the second gear 346 and the first gear 342 are both positioned above the corresponding first sliding block 352; the toothed belt 344 is annular and meshes with the first gear 342 and the second gear 346; two second sliding blocks 345 are provided, each second sliding block 345 is correspondingly provided with an insertion rod 33, the two second sliding blocks 345 are arranged at intervals in the front-back direction and are arranged on the second slide way 3531 in a back-and-forth sliding manner, so that when the two second sliding blocks 345 slide on the second slide way 3531, the insertion rods 33 on the second sliding blocks 345 are driven to move back and forth along the second slide way 3531; in order to realize the opposite or opposite movement of the two inserted bars, the two second sliding blocks 345 are connected with the toothed belt 344, the connecting ends of the two second sliding blocks 345 and the toothed belt 344 are arranged along the advancing direction of the cylindrical fabric at intervals in a staggered manner, the connecting ends of the two second sliding blocks 345 and the toothed belt 344 are located on two sides of a plane, and the plane is a plane passing through the axis of the first vertical rod 343 and the axis of the power output shaft of the third motor 341, which is specifically shown in fig. 12.
The tubular fabric in the present embodiment is a tubular neckline fabric.
The working process is as follows:
when the single-layer tubular fabric needs to be turned over, two first clamping plates 241 of the first group of clamp groups 20 are in an open state, two second clamping plates 251 are in a closed state under the driving of the second driving assembly 27, so that the first end of the single-layer tubular fabric in the previous process is located between the two first clamping plates 241, the two second clamping plates 251 are located in the hollow part of the first end of the tubular fabric, then the two first clamping plates 241 move oppositely under the driving action of the first driving assembly 26 to clamp the first end of the tubular fabric, then the two first clamping plates 241 move oppositely under the action of the first tension spring, the two second clamping plates 251 move oppositely under the action of the second tension spring, and at the moment, the two second clamping plates 251 open the first end of the tubular fabric; the first rotary cylinder 2a drives the two sets of clamp groups 20 and the tubular cloth with the first end in the stretching state to integrally turn over for 180 degrees, at this time, the second end of the tubular cloth on the first set of clamp group 20 faces the material receiving and turning mechanism 3, and the other set of clamp group 20 faces the pre-stretched single-layer tubular cloth in the previous process, so that the first end of the single-layer tubular cloth is stretched in advance;
the fifth cylinder 37 of the material receiving and turning mechanism 3 drives the support 31 to move towards the direction of the pre-turning cylindrical fabric with the first end in a spreading state, the third cylinder 354 of the sliding mechanism 35 drives the second slide 3531 and the first slide 352 to move on the first slide 351 so as to drive the inserted rod 33 to move towards the direction of the pre-turning cylindrical fabric, and then the inserted rod 33 pushes the second end, which is not spread, of the pre-turning cylindrical fabric to move towards the hollow part of the interior of the spread first end, so that the second end is turned over and enters the hollow part of the interior of the first end, and the single-layer cylindrical fabric is turned over to form a double-layer cylindrical fabric.
Directional terms such as "front," "rear," "left," "right," "side," "top," "bottom," and the like are used in the description and claims of the invention to describe various example features and elements of the invention, but are used herein for convenience of description only and are to be determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the present invention can be arranged in a variety of orientations, these directional terms are used for purposes of illustration only and should not be construed as limiting.
Claims (10)
1. A connect material tilting mechanism for leading rib knitting machine, its characterized in that is including having
A support (21) provided with a mounting hole (21 a);
the connecting shaft (22) extends along the front-back direction, penetrates through the mounting hole (21a) and is arranged on the support piece (21) in a rotating mode around the axis of the connecting shaft;
the two first connecting plates (23) are arranged side by side in a front-back spaced manner and are fixedly connected with the connecting shaft (22) relatively;
the first clamp structure (24) comprises two first clamping plates (241) which are arranged at intervals up and down and are used for being placed on the upper side and the lower side of the cylindrical cloth, wherein the two first clamping plates (241) are rotationally arranged between the two first connecting plates (23), the rotating axis of each first clamping plate (241) extends in the front-back direction and is connected with at least one first connecting plate (23), and the free ends of the two first clamping plates (241) can move in the opposite direction or the back direction to clamp or loosen the first end of the cylindrical cloth;
the second clamp structure (25) comprises two second clamping plates (251) which are arranged at intervals up and down and are rotatably arranged between the two first clamping plates (241), wherein the rotating axis of the second clamping plates (251) also extends in the front-back direction and is connected with at least one first connecting plate (23), and the free ends of the two second clamping plates (251) can move in the opposite direction or in the back direction and are used for being inserted into the hollow part of the first end of the cylindrical cloth or expanding the first end of the cylindrical cloth up and down; and
and the power output end of the first driving mechanism is connected with the connecting shaft (22) and is used for driving the connecting shaft (22) to rotate, and the first connecting plate (23), the first clamp structure (24) and the second clamp structure (25) are driven by the connecting shaft (22) to integrally rotate relative to the supporting piece (21).
2. A material receiving and turning mechanism according to claim 1, which is characterized in that: the first clamping plate (241) and the second clamping plate (251) are respectively and rotatably connected between the two first connecting plates (23) through rotating shafts, and the rotating shafts extend in the front-back direction and are rotatably arranged on the two first connecting plates (23) and arranged on the same side relative to the connecting shaft (22).
3. The material receiving and overturning mechanism of claim 2, which is characterized in that: the rotating shaft of the first clamping plate (241) is a first rotating shaft (242), the first rotating shaft (242) is driven by a first driving assembly (26), and the first clamping plate (241) is arranged to rotate synchronously with the first rotating shaft (242); the rotating shaft of the second clamping plate (251) is a second rotating shaft (252), the second rotating shaft (252) is driven by a second driving assembly (27), and the second clamping plate (251) is arranged to rotate synchronously with the second rotating shaft (252).
4. The material receiving and overturning mechanism of claim 3, characterized in that: the second rotating shaft (252) is at least partially provided with connecting sections (2521) with non-circular cross sections, connecting rods extending in the front-back direction penetrate through the two first connecting plates (23), connecting pieces (28) moving back and forth in the length direction of the connecting rods are connected to the connecting rods, each connecting piece (28) is provided with two swing arms (281) which are arranged at intervals up and down and can swing up and down, the swing arms (281) can be arranged on the corresponding connecting sections (2521) in a front-back sliding mode, mounting holes (2811) for the connecting sections (2521) to penetrate through are formed in the swing arms (281) and can rotate synchronously along with the corresponding connecting sections (2521), and the side edges, adjacent to the connecting shaft (22), of the second clamping plate (251) are relatively fixed on the corresponding swing arms (281).
5. The material receiving and overturning mechanism of claim 4, which is characterized in that: at least two groups of second clamp structures (25) are correspondingly arranged on one group of first clamp structures (24), the second clamp structures are arranged between the two first connecting plates (23) at intervals along the front-back direction, and the connecting pieces (28) are correspondingly arranged on each group of second clamp structures (25).
6. The material receiving and overturning mechanism of claim 5, characterized in that: the connecting rod is a screw rod (231) rotatably arranged on the first connecting plate (23), a first thread section (2311) and a second thread section (2312) with opposite thread rotating directions are arranged on the screw rod (231), and connecting pieces (28) of two groups of second clamp structures (24) are respectively in threaded connection with the first thread section (2311) and the second thread section (2312).
7. The material receiving and overturning mechanism of claim 6, which is characterized in that: the device also comprises a second driving mechanism (29) for driving the screw rod (231) to rotate, wherein the second driving mechanism (29) comprises
A second motor (291) arranged to be fixed relative to the first link plate (23) with its output shaft extending in the front-rear direction;
a drive gear (292) mounted on an output shaft of the second motor (291);
a driven gear (293) mounted on the corresponding screw (231); and
and the transmission toothed belt (294) is annular and is meshed with the driving gear (292) and the driven gear (293).
8. The material receiving and overturning mechanism of claim 3, characterized in that: each first driving assembly (26) comprises a first air cylinder (261), a first strip-shaped rod (262) and a first elastic piece (263) which always enables the free ends of the two first clamping plates (241) to have a tendency of moving away from each other, the shell of the first air cylinder (261) is arranged to be fixed relative to the first connecting plate (23), the power output end of the first air cylinder (261) is in driving connection with the position, adjacent to the first end, of each first strip-shaped rod (262), and the second end of each first strip-shaped rod (262) is in relatively fixed connection with the corresponding first rotating shaft (242) and is used for driving the two first clamping plates (241) to move towards each other;
each second driving assembly (27) comprises a second air cylinder (271), a second strip-shaped rod (272) and a second elastic piece (273) which enables free ends of the two second clamping plates (251) to have a tendency of moving away from each other all the time, a shell of the second air cylinder (271) is arranged to be fixed relative to the first connecting plate (23), a power output end of the second air cylinder (271) is in driving connection with a position, adjacent to the first end, of each second strip-shaped rod (272), and a second end of each second strip-shaped rod (272) is in relative fixed connection with a corresponding second rotating shaft (252) and is used for driving the two second clamping plates (251) to move towards each other.
9. A receiving and overturning mechanism according to any one of claims 1-8, which is characterized in that: the first clamp structures (24) and the second clamp structures (25) form clamp groups (20), and the two clamp groups (20) are arranged between the two first connecting plates (23) at intervals along the advancing direction of the cylindrical fabric and are structurally mirror-symmetrical.
10. A collar rib knitting machine with the material receiving and overturning mechanism of any one of claims 1 to 9, characterized in that: the collecting and overturning device is characterized by further comprising a collecting and overturning mechanism (3) which is used for turning over the second end of the cylindrical cloth towards the hollow part of the first end which is opened, so that a double-layer cylindrical cloth is formed, and along the advancing direction of the cylindrical cloth, the collecting and overturning mechanism (3) is positioned at the downstream of the collecting and overturning mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010131081.4A CN111235738A (en) | 2020-02-28 | 2020-02-28 | A connect material tilting mechanism and neck rib knitting machine for neck rib knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010131081.4A CN111235738A (en) | 2020-02-28 | 2020-02-28 | A connect material tilting mechanism and neck rib knitting machine for neck rib knitting machine |
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| Publication Number | Publication Date |
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| CN111235738A true CN111235738A (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010131081.4A Pending CN111235738A (en) | 2020-02-28 | 2020-02-28 | A connect material tilting mechanism and neck rib knitting machine for neck rib knitting machine |
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| CN113355814A (en) * | 2021-06-11 | 2021-09-07 | 银河 | Garment processing system and processing method |
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